“How long is the warranty period of your flat plate or your vacuum tube collector?” This question was posed as part of a global solar thermal industry survey to 300 […]
2008 was a very good year for the solar thermal market in Switzerland: The figure shows the annually sold collector area of different technologies. Source: Swissolar market studies Solar Energy […]
Volker Kallwellis, head of development department at Wagner & Co Solartechnik, Cölbe, Germany published the following statement in the international magazine Sun & Wind Energy 7/2009 about the advantages of […]
The Chinese Linuo Solar Energy Group is the biggest solar tubing glass manufacturer worldwide – and is still growing at a fast rate: The group raised their production output by […]
Solarthermalworld.org spoke with Jiao Qingtai, vice president of the Chinese collector manufacturer Sunrain Solar Energy Co., at the Intersolar in Munich at the end of May about the advantages and […]
Marek Szymanski, technical department manager of the Polish collector manufacturer Watt, spoke with solarthermalworld.org about the problems they had with the vacuum tube collectors in the beginning. Photo: Watt